At NINGBO INNO PHARMCHEM CO.,LTD., we believe that a thorough understanding of chemical properties is the bedrock of successful industrial application. This focus leads us to examine compounds like 3-Hydroxy-N-(3-nitrophenyl)-2-naphthalenecarboxamide, identified by its CAS number 135-65-9. This chemical intermediate possesses a unique set of technical characteristics that make it invaluable in sectors ranging from textiles to pigment manufacturing.

The physical and chemical properties of 3-Hydroxy-N-(3-nitrophenyl)-2-naphthalenecarboxamide are key to its industrial utility. Typically appearing as a yellow to brown powder, it has a defined melting point of 246-247°C, indicating good thermal stability under normal processing conditions. Its molecular formula, C17H12N2O4, and molecular weight of approximately 308.29 g/mol, are critical for stoichiometric calculations in synthesis and formulation. The compound's solubility profile is also noteworthy: it is insoluble in water and sodium carbonate but soluble in acetic acid and alkaline solutions, a characteristic that dictates its application methods. For instance, its use in textile dyeing often involves alkaline conditions to ensure proper dissolution and fiber penetration.

From a chemical reactivity standpoint, the presence of the hydroxyl group and the nitro-substituted phenyl ring contributes to its function as an azoic coupling component. The nitro group, in particular, plays a role in directing electrophilic attack during synthesis, which is crucial for achieving specific coloristic outcomes. This makes 3-Hydroxy-N-(3-nitrophenyl)-2-naphthalenecarboxamide a valuable intermediate for both textile dyeing and the production of organic pigments, where precise molecular structure translates directly to product performance.

When considering the purchase of this chemical, understanding its technical specifications ensures that it aligns with manufacturing requirements. Factors such as purity levels, particle size (where applicable), and sensitivity to air are important considerations. NINGBO INNO PHARMCHEM CO.,LTD. emphasizes the importance of quality control and provides detailed product information to its clients. The competitive pricing of this compound further enhances its appeal for bulk procurement by industries requiring consistent and reliable chemical inputs.

In essence, 3-Hydroxy-N-(3-nitrophenyl)-2-naphthalenecarboxamide is a technically sophisticated chemical with well-defined properties that support its widespread use. By focusing on these technical aspects, NINGBO INNO PHARMCHEM CO.,LTD. aims to provide not just a product, but a solution that contributes to the efficiency and quality of our clients' operations in the textile and pigment industries.